Proto.io ranks among the top prototyping platforms available today. It is an incredibly versatile web app with a wide range of uses.
With Proto.io, you can easily create low-fidelity prototypes that can be upgraded to high-fidelity versions. You can choose the device/screen size you wish to design for and then add basic UI elements from the large UI library to get started making low-fi wireframes from scratch. Another option is to modify an existing template. Existing wireframes from Sketch, Adobe XD, Figma, and Photoshop can also be imported.
There are a bunch of decent tools out there that offer the same array of services as Proto.io. And it can sure get confusing to choose the best from the lot. Luckily, we've got you covered with our curated lists of alternative tools to suit your unique work needs, complete with features and pricing.